Blizzard is learned by 38 species by level and 254 by machine

Effect, in PokéAPI's words

“Has a chance to freeze the target.”

Who learns it

254 species in all, 4 of 25 games shown

Scarlet and Violet: 173 species

Species	Method	Level
Cubchoo	Level up, Machine	39
Bergmite	Level up, Machine	39
Frosmoth	Level up, Machine	40
Beartic	Level up, Machine	41
Avalugg	Level up, Machine	41
Snover	Level up, Machine	45
Regice	Level up, Machine	48
Abomasnow	Level up, Machine	49
Swinub	Level up, Machine	50
Glaceon	Level up, Machine	50
Cetoddle	Level up, Machine	53
Cetitan	Level up, Machine	53
Kyurem	Level up, Machine	56
Piloswine	Level up, Machine	58
Mamoswine	Level up, Machine	58
Snorunt	Level up, Machine	60
Eiscue	Level up, Machine	60
Articuno	Level up, Machine	65
Glalie	Level up, Machine	68
Froslass	Level up, Machine	68
Suicune	Level up, Machine	78
Iron Bundle	Level up, Machine	91
Squirtle	Machine
Wartortle	Machine
Blastoise	Machine
Clefairy	Machine
Clefable	Machine
Jigglypuff	Machine
Wigglytuff	Machine
Psyduck	Machine
Golduck	Machine
Poliwag	Machine
Poliwhirl	Machine
Poliwrath	Machine
Tentacool	Machine
Tentacruel	Machine
Slowpoke	Machine
Slowbro	Machine
Seel	Machine
Dewgong	Machine
Shellder	Machine
Cloyster	Machine
Rhyhorn	Machine
Rhydon	Machine
Chansey	Machine
Horsea	Machine
Seadra	Machine
Tauros	Machine
Gyarados	Machine
Lapras	Machine
Vaporeon	Machine
Porygon	Machine
Snorlax	Machine
Dratini	Machine
Dragonair	Machine
Dragonite	Machine
Mewtwo	Machine
Mew	Machine
Totodile	Machine
Croconaw	Machine
Feraligatr	Machine
Sentret	Machine
Furret	Machine
Chinchou	Machine
Lanturn	Machine
Marill	Machine
Azumarill	Machine
Politoed	Machine
Wooper	Machine
Quagsire	Machine
Slowking	Machine
Dunsparce	Machine
Qwilfish	Machine
Sneasel	Machine
Delibird	Machine
Kingdra	Machine
Porygon2	Machine
Blissey	Machine
Tyranitar	Machine
Lugia	Machine
Mudkip	Machine
Marshtomp	Machine
Swampert	Machine
Lotad	Machine
Lombre	Machine
Ludicolo	Machine
Wingull	Machine
Pelipper	Machine
Surskit	Machine
Masquerain	Machine
Slakoth	Machine
Vigoroth	Machine
Slaking	Machine
Azurill	Machine
Zangoose	Machine
Barboach	Machine
Whiscash	Machine
Corphish	Machine
Crawdaunt	Machine
Feebas	Machine
Milotic	Machine
Duskull	Machine
Dusclops	Machine
Luvdisc	Machine
Kyogre	Machine
Rayquaza	Machine
Piplup	Machine
Prinplup	Machine
Empoleon	Machine
Cranidos	Machine
Rampardos	Machine
Shieldon	Machine
Bastiodon	Machine
Buizel	Machine
Floatzel	Machine
Shellos	Machine
Gastrodon	Machine
Munchlax	Machine
Finneon	Machine
Lumineon	Machine
Weavile	Machine
Rhyperior	Machine
Porygon-Z	Machine
Dusknoir	Machine
Mesprit	Machine
Dialga	Machine
Palkia	Machine
Phione	Machine
Manaphy	Machine
Darkrai	Machine
Arceus	Machine
Oshawott	Machine
Dewott	Machine
Samurott	Machine
Basculin	Machine
Alomomola	Machine
Cryogonal	Machine
Froakie	Machine
Frogadier	Machine
Greninja	Machine
Clauncher	Machine
Clawitzer	Machine
Sliggoo	Machine
Goodra	Machine
Popplio	Machine
Brionne	Machine
Primarina	Machine
Crabominable	Machine
Mareanie	Machine
Toxapex	Machine
Dewpider	Machine
Araquanid	Machine
Bruxish	Machine
Lunala	Machine
Inteleon	Machine
Drednaw	Machine
Cramorant	Machine
Barraskewda	Machine
Glastrier	Machine
Basculegion	Machine
Overqwil	Machine
Wiglett	Machine
Wugtrio	Machine
Finizen	Machine
Palafin	Machine
Veluza	Machine
Dudunsparce	Machine
Scream Tail	Machine
Iron Thorns	Machine
Frigibax	Machine
Arctibax	Machine
Baxcalibur	Machine
Chien-Pao	Machine

Legends Arceus: 14 species

Species	Method	Level
Snover	Level up	34
Abomasnow	Level up	34
Bergmite	Level up	37
Sneasel	Level up	43
Swinub	Level up	43
Piloswine	Level up	43
Snorunt	Level up	43
Glalie	Level up	43
Spheal	Level up	43
Sealeo	Level up	43
Walrein	Level up	43
Weavile	Level up	43
Mamoswine	Level up	43
Froslass	Level up	43

Brilliant Diamond and Shining Pearl: 175 species

Species	Method	Level
Castform	Level up, Machine	35
Spheal	Level up, Machine	44
Snover	Level up, Machine	45
Smoochum	Level up, Machine	48
Regice	Level up, Machine	48
Abomasnow	Level up, Machine	49
Swinub	Level up, Machine	50
Glaceon	Level up, Machine	50
Sealeo	Level up, Machine	52
Walrein	Level up, Machine	56
Jynx	Level up, Machine	58
Piloswine	Level up, Machine	58
Mamoswine	Level up, Machine	58
Snorunt	Level up, Machine	60
Articuno	Level up, Machine	65
Glalie	Level up, Machine	68
Froslass	Level up, Machine	68
Suicune	Level up, Machine	78
Squirtle	Machine
Wartortle	Machine
Blastoise	Machine
Rattata	Machine
Raticate	Machine
Nidoran♀	Machine
Nidorina	Machine
Nidoqueen	Machine
Nidoran♂	Machine
Nidorino	Machine
Nidoking	Machine
Clefairy	Machine
Clefable	Machine
Jigglypuff	Machine
Wigglytuff	Machine
Psyduck	Machine
Golduck	Machine
Poliwag	Machine
Poliwhirl	Machine
Poliwrath	Machine
Tentacool	Machine
Tentacruel	Machine
Slowpoke	Machine
Slowbro	Machine
Seel	Machine
Dewgong	Machine
Shellder	Machine
Cloyster	Machine
Krabby	Machine
Kingler	Machine
Cubone	Machine
Marowak	Machine
Lickitung	Machine
Rhyhorn	Machine
Rhydon	Machine
Chansey	Machine
Kangaskhan	Machine
Horsea	Machine
Seadra	Machine
Goldeen	Machine
Seaking	Machine
Staryu	Machine
Starmie	Machine
Tauros	Machine
Gyarados	Machine
Lapras	Machine
Vaporeon	Machine
Porygon	Machine
Omanyte	Machine
Omastar	Machine
Kabuto	Machine
Kabutops	Machine
Snorlax	Machine
Dratini	Machine
Dragonair	Machine
Dragonite	Machine
Mewtwo	Machine
Mew	Machine
Totodile	Machine
Croconaw	Machine
Feraligatr	Machine
Sentret	Machine
Furret	Machine
Chinchou	Machine
Lanturn	Machine
Marill	Machine
Azumarill	Machine
Politoed	Machine
Wooper	Machine
Quagsire	Machine
Slowking	Machine
Dunsparce	Machine
Qwilfish	Machine
Sneasel	Machine
Corsola	Machine
Remoraid	Machine
Octillery	Machine
Delibird	Machine
Mantine	Machine
Kingdra	Machine
Porygon2	Machine
Miltank	Machine
Blissey	Machine
Tyranitar	Machine
Lugia	Machine
Mudkip	Machine
Marshtomp	Machine
Swampert	Machine
Zigzagoon	Machine
Linoone	Machine
Lotad	Machine
Lombre	Machine
Ludicolo	Machine
Wingull	Machine
Pelipper	Machine
Surskit	Machine
Masquerain	Machine
Slakoth	Machine
Vigoroth	Machine
Slaking	Machine
Whismur	Machine
Loudred	Machine
Exploud	Machine
Azurill	Machine
Skitty	Machine
Delcatty	Machine
Aggron	Machine
Carvanha	Machine
Sharpedo	Machine
Wailmer	Machine
Wailord	Machine
Zangoose	Machine
Lunatone	Machine
Barboach	Machine
Whiscash	Machine
Corphish	Machine
Crawdaunt	Machine
Feebas	Machine
Milotic	Machine
Kecleon	Machine
Duskull	Machine
Dusclops	Machine
Absol	Machine
Clamperl	Machine
Huntail	Machine
Gorebyss	Machine
Relicanth	Machine
Luvdisc	Machine
Kyogre	Machine
Rayquaza	Machine
Piplup	Machine
Prinplup	Machine
Empoleon	Machine
Bidoof	Machine
Bibarel	Machine
Cranidos	Machine
Rampardos	Machine
Shieldon	Machine
Bastiodon	Machine
Buizel	Machine
Floatzel	Machine
Shellos	Machine
Gastrodon	Machine
Lopunny	Machine
Munchlax	Machine
Finneon	Machine
Lumineon	Machine
Mantyke	Machine
Weavile	Machine
Lickilicky	Machine
Rhyperior	Machine
Porygon-Z	Machine
Dusknoir	Machine
Mesprit	Machine
Dialga	Machine
Palkia	Machine
Manaphy	Machine

Sword and Shield: 182 species

Species	Method	Level
Cubchoo	Level up, Machine	39
Bergmite	Level up, Machine	39
Frosmoth	Level up, Machine	40
Beartic	Level up, Machine	41
Avalugg	Level up, Machine	41
Spheal	Level up, Machine	44
Vanillite	Level up, Machine	44
Snover	Level up, Machine	45
Smoochum	Level up, Machine	48
Regice	Level up, Machine	48
Abomasnow	Level up, Machine	49
Swinub	Level up, Machine	50
Glaceon	Level up, Machine	50
Vanillish	Level up, Machine	50
Sealeo	Level up, Machine	52
Vanilluxe	Level up, Machine	52
Amaura	Level up, Machine	52
Walrein	Level up, Machine	56
Kyurem	Level up, Machine	56
Jynx	Level up, Machine	58
Piloswine	Level up, Machine	58
Mamoswine	Level up, Machine	58
Snorunt	Level up, Machine	60
Aurorus	Level up, Machine	60
Eiscue	Level up, Machine	60
Articuno	Level up, Machine	65
Glalie	Level up, Machine	68
Froslass	Level up, Machine	68
Arctozolt	Level up, Machine	77
Arctovish	Level up, Machine	77
Suicune	Level up, Machine	78
Squirtle	Machine
Wartortle	Machine
Blastoise	Machine
Nidoran♀	Machine
Nidorina	Machine
Nidoqueen	Machine
Nidoran♂	Machine
Nidorino	Machine
Nidoking	Machine
Clefairy	Machine
Clefable	Machine
Jigglypuff	Machine
Wigglytuff	Machine
Psyduck	Machine
Golduck	Machine
Poliwag	Machine
Poliwhirl	Machine
Poliwrath	Machine
Tentacool	Machine
Tentacruel	Machine
Slowpoke	Machine
Slowbro	Machine
Shellder	Machine
Cloyster	Machine
Krabby	Machine
Kingler	Machine
Cubone	Machine
Marowak	Machine
Lickitung	Machine
Rhyhorn	Machine
Rhydon	Machine
Chansey	Machine
Kangaskhan	Machine
Horsea	Machine
Seadra	Machine
Goldeen	Machine
Seaking	Machine
Staryu	Machine
Starmie	Machine
Tauros	Machine
Gyarados	Machine
Lapras	Machine
Vaporeon	Machine
Porygon	Machine
Omanyte	Machine
Omastar	Machine
Kabuto	Machine
Kabutops	Machine
Snorlax	Machine
Dratini	Machine
Dragonair	Machine
Dragonite	Machine
Mewtwo	Machine
Mew	Machine
Chinchou	Machine
Lanturn	Machine
Marill	Machine
Azumarill	Machine
Politoed	Machine
Wooper	Machine
Quagsire	Machine
Slowking	Machine
Dunsparce	Machine
Qwilfish	Machine
Sneasel	Machine
Corsola	Machine
Remoraid	Machine
Octillery	Machine
Delibird	Machine
Mantine	Machine
Kingdra	Machine
Porygon2	Machine
Miltank	Machine
Blissey	Machine
Tyranitar	Machine
Lugia	Machine
Mudkip	Machine
Marshtomp	Machine
Swampert	Machine
Zigzagoon	Machine
Linoone	Machine
Lotad	Machine
Lombre	Machine
Ludicolo	Machine
Wingull	Machine
Pelipper	Machine
Whismur	Machine
Loudred	Machine
Exploud	Machine
Azurill	Machine
Aggron	Machine
Carvanha	Machine
Sharpedo	Machine
Wailmer	Machine
Wailord	Machine
Lunatone	Machine
Barboach	Machine
Whiscash	Machine
Corphish	Machine
Crawdaunt	Machine
Feebas	Machine
Milotic	Machine
Duskull	Machine
Dusclops	Machine
Absol	Machine
Relicanth	Machine
Kyogre	Machine
Rayquaza	Machine
Shellos	Machine
Gastrodon	Machine
Lopunny	Machine
Munchlax	Machine
Mantyke	Machine
Weavile	Machine
Lickilicky	Machine
Rhyperior	Machine
Porygon-Z	Machine
Dusknoir	Machine
Mesprit	Machine
Dialga	Machine
Palkia	Machine
Audino	Machine
Tirtouga	Machine
Carracosta	Machine
Frillish	Machine
Jellicent	Machine
Cryogonal	Machine
Genesect	Machine
Binacle	Machine
Barbaracle	Machine
Sliggoo	Machine
Goodra	Machine
Popplio	Machine
Brionne	Machine
Primarina	Machine
Mareanie	Machine
Toxapex	Machine
Dewpider	Machine
Araquanid	Machine
Golisopod	Machine
Drampa	Machine
Tapu Fini	Machine
Lunala	Machine
Pheromosa	Machine
Inteleon	Machine
Drednaw	Machine
Cramorant	Machine
Obstagoon	Machine
Cursola	Machine
Mr. Rime	Machine
Glastrier	Machine

Changed over time

2 changes since Generation I

1. Through Gen IAccuracy 90%70% from Gold and Silver, Generation II
2. Through Gen VPower 120110 from X and Y, Generation VI